Why are leguminous crops useful in maintaining soil fertility?

Options

  • A. They help fix atmospheric nitrogen
  • B. They consume all available nitrogen
  • C. They prevent nitrogen fixation
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

A. They help fix atmospheric nitrogen

Detailed Explanation

Many leguminous plants improve soil nitrogen availability through symbiotic nitrogen fixation in their root nodules.

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TRE 4 GK practice set 2

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